Overview

Autofocus lens for macro photography up to life-size (1x) magnification. Inner focusing affords a long working distance of 5.9in. (149mm) at 1x. A 3-group floating system results in excellent delineation at all focusing distances. Ring USM for silent and high-speed AF, and full-time manual focusing also provided

• The Canon EF100mm f/2.8 Macro USM is a macro lens that can be used for normal photography as well as macro photography up to 1x magnification. It is dedicated to CANON EOS cameras

Features:

• The three-group floating system results in excellent delineation at all focusing distances from life-size to infinity
• Ultrasonic motor (USM) for quick and quiet autofocusing
• A Canon macro flash makes it easy to take close-up pictures with a flash. The inner focusing mechanism enables AF photography while the macro flash is attached

Specifications:

• Focal Length & Maximum Aperture.............100mm 1:2.8
• Lens Construction...................................12 elements in 8 groups
• Diagonal Angle of View ....................24°
• Focus Adjustment...................................Inner focusing system with USM
• Closest Focusing Distance ..................0.31m / 1 ft. (film plane to subject)
• Filter Size ............................................58mm
• Max. Diameter x Length, Weight ...................3.1" x 4.7", 21.1 oz. / 79.0 x 119.0mm, 600g